Swissmetro is a proposed Swiss transportation system based on vacuum-train (also known as vactrain) technology. It was invented by Swiss engineer Rodolphe Nieth in 1974 and it is presently being promoted and developed as SwissMetro-NG ("NG" for New Generation).
Swissmetro is a proposed Swiss transportation system based on vacuum-train (also known as vactrain) technology. It was invented by Swiss engineer Rodolphe Nieth in 1974 and it is presently being promoted and developed as SwissMetro-NG ("NG" for New Generation).
Source: Wikipedia "Swissmetro" · CC BY-SA 4.0
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